本文整理汇总了VB.NET中System.Windows.Forms.TextBox.SelectionLength属性的典型用法代码示例。如果您正苦于以下问题：VB.NET TextBox.SelectionLength属性的具体用法？VB.NET TextBox.SelectionLength怎么用？VB.NET TextBox.SelectionLength使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类System.Windows.Forms.TextBox的用法示例。
在下文中一共展示了TextBox.SelectionLength属性的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: TextBoxSelectionLength
' 导入命名空间
Imports System.Windows.Forms
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Drawing.Drawing2D
public class TextBoxSelectionLength
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
If TextBox1.SelectionLength = 0 Then
MessageBox.Show(TextBox1.Text)
Else
MessageBox.Show(TextBox1.SelectedText)
End If
End Sub
End Class
<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
Partial Class Form1
Inherits System.Windows.Forms.Form
'Form overrides dispose to clean up the component list.
<System.Diagnostics.DebuggerNonUserCode()> _
Protected Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing AndAlso components IsNot Nothing Then
components.Dispose()
End If
MyBase.Dispose(disposing)
End Sub
'Required by the Windows Form Designer
Private components As System.ComponentModel.IContainer
'NOTE: The following procedure is required by the Windows Form Designer
'It can be modified using the Windows Form Designer.
'Do not modify it using the code editor.
<System.Diagnostics.DebuggerStepThrough()> _
Private Sub InitializeComponent()
Me.TextBox1 = New System.Windows.Forms.TextBox
Me.Button1 = New System.Windows.Forms.Button
Me.SuspendLayout()
'
'TextBox1
'
Me.TextBox1.Location = New System.Drawing.Point(12, 12)
Me.TextBox1.Multiline = True
Me.TextBox1.Name = "TextBox1"
Me.TextBox1.Size = New System.Drawing.Size(410, 137)
Me.TextBox1.TabIndex = 0
'
'Button1
'
Me.Button1.Location = New System.Drawing.Point(150, 173)
Me.Button1.Name = "Button1"
Me.Button1.Size = New System.Drawing.Size(131, 23)
Me.Button1.TabIndex = 1
Me.Button1.Text = "Display selected text"
Me.Button1.UseVisualStyleBackColor = True
'
'Form1
'
Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!)
Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
Me.ClientSize = New System.Drawing.Size(434, 208)
Me.Controls.Add(Me.Button1)
Me.Controls.Add(Me.TextBox1)
Me.ResumeLayout(False)
Me.PerformLayout()
End Sub
Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
Friend WithEvents Button1 As System.Windows.Forms.Button
End Class